HSK 2
Kǎoshì de fànwéi shì dì-yī kè dào dì-wǔ kè.
The exam covers lessons one through five.
HSK 5
Zhè chāochū le wǒ de nénglì fànwéi.
This is beyond my ability.
HSK 5
Zhège guīdìng de shìyòng fànwéi kuòdà le.
The scope of application of this rule has been expanded.